metatrader 5 take profit / stop loss

tltp.mq5

input int SL = 150; //15 pip

void OnTradeTransaction(const MqlTradeTransaction &txs, const MqlTradeRequest &req, const MqlTradeResult &res)
{
    MqlTradeRequest rq={0};
    MqlTradeResult tr;
    if (HistoryDealGetInteger(txs.deal, DEAL_ENTRY) == DEAL_ENTRY_IN)
    {
        PositionSelect(txs.symbol);        
        rq.position = txs.order;
        rq.action = TRADE_ACTION_SLTP;        
        rq.symbol = PositionGetString(POSITION_SYMBOL);
        if (PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY) {
            rq.sl = PositionGetDouble(POSITION_PRICE_OPEN) - SL * SymbolInfoDouble(txs.symbol, SYMBOL_POINT);
            rq.tp = PositionGetDouble(POSITION_PRICE_OPEN) + SL * SymbolInfoDouble(txs.symbol, SYMBOL_POINT);
        }
            
        else if (PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL) {
            rq.sl = PositionGetDouble(POSITION_PRICE_OPEN) + SL * SymbolInfoDouble(txs.symbol, SYMBOL_POINT);
            rq.tp = PositionGetDouble(POSITION_PRICE_OPEN) - SL * SymbolInfoDouble(txs.symbol, SYMBOL_POINT);
        
        }
        
        OrderSend(rq, tr);
        
    }
}